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| author | Ryan Scott <ryan.gl.scott@gmail.com> | 2020-12-21 11:57:48 -0500 |
|---|---|---|
| committer | Marge Bot <ben+marge-bot@smart-cactus.org> | 2020-12-22 10:39:00 -0500 |
| commit | 4c3fae472c0223dbbf8062cd7ab1e24b3e9c01c6 (patch) | |
| tree | a32aae0a8228aa0627ab2a8197d66dfa64256238 /aclocal.m4 | |
| parent | 932ee6de679faa54840a3902d528f12ccfe44d16 (diff) | |
| download | haskell-4c3fae472c0223dbbf8062cd7ab1e24b3e9c01c6.tar.gz | |
Require alex < 3.2.6
A workaround for #19099.
Diffstat (limited to 'aclocal.m4')
| -rw-r--r-- | aclocal.m4 | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/aclocal.m4 b/aclocal.m4 index 47fbdb1bc2..d81a7de5ca 100644 --- a/aclocal.m4 +++ b/aclocal.m4 @@ -1104,6 +1104,8 @@ if test ! -f compiler/GHC/Parser/Lexer.hs || test ! -f compiler/GHC/Cmm/Lexer.hs then FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[3.1.7], [AC_MSG_ERROR([Alex version 3.1.7 or later is required to compile GHC.])])[] + FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-ge],[3.2.6], + [AC_MSG_ERROR([Alex version 3.2.5 or earlier is required to compile GHC. See GHC issue 19099 for more information.])])[] fi AlexVersion=$fptools_cv_alex_version; AC_SUBST(AlexVersion) |